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Issue #116 - Type check chars sent to list->string

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Justin Ethier 2016-10-05 00:08:17 -04:00
parent 62c0358605
commit 9bbb7c7dd6
2 changed files with 5 additions and 1 deletions
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3
CHANGELOG.md
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@ -14,7 +14,8 @@ Bug Fixes
- Improved macro hygiene support to properly rename temporary variables in the `let-values` macro. - Improved macro hygiene support to properly rename temporary variables in the `let-values` macro.
- Improve output of `error` by outputting objects as they are represented in memory by using `write`. - Improve output of `error` by outputting objects as they are represented in memory by using `write`.
- Check for duplicate lambda parameters during compilation. - Check for duplicate lambda parameters during compilation.
- Fixd an error that was being raised when calling `(random-source-randomize! default-random-source)`. - Fixed an error that was being raised when calling `(random-source-randomize! default-random-source)`.
- Raise an error if `list->string` encounters a list element that is not a character.
# 0.2 - September 7, 2016 # 0.2 - September 7, 2016

3
runtime.c
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@ -1491,6 +1491,9 @@ object Cyc_list2string(void *data, object cont, object lst)
len = Cyc_length(data, lst); // Inefficient, walks whole list len = Cyc_length(data, lst); // Inefficient, walks whole list
buf = alloca(sizeof(char) * (obj_obj2int(len) + 1)); buf = alloca(sizeof(char) * (obj_obj2int(len) + 1));
while ((lst != NULL)) { while ((lst != NULL)) {
if (!obj_is_char(car(lst))) {
Cyc_rt_raise2(data, "Expected character but received", car(lst));
}
buf[i++] = obj_obj2char(car(lst)); buf[i++] = obj_obj2char(car(lst));
lst = cdr(lst); lst = cdr(lst);
} }